Add node modules and new code for release (#39)

Co-authored-by: tbarnes94 <tbarnes94@users.noreply.github.com>

node_modules/expect/build/index.d.ts

@@ -0,0 +1,15 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ */
+import type { Expect, MatcherState as JestMatcherState, Matchers as MatcherInterface } from './types';
+declare const expectExport: Expect;
+declare namespace expectExport {
+    type MatcherState = JestMatcherState;
+    interface Matchers<R> extends MatcherInterface<R> {
+    }
+}
+export = expectExport;